
.left_navMenu {
    width: 400px;
}
.workbench {
    width: 100%;
    margin-left: -35px;
    display: flex;
    justify-content: flex-end; /* 将内容向右对齐 */
}
.fill {
    position: absolute; /* 将伪元素设置为绝对定位 */
    top: 0;
    left: 0;
    width: 197.5px; /* 设置宽度为200px */
    height: 100%; /* 设置高度为100% */
    background: #009688; /* 设置背景颜色 */
}
.upper_navMenu{
    position: absolute;
    top: 0;
    width: 100%;
}
#upBody{
    height: 40px;
    width: 100%;
    margin-left: -10px;
}
.el-submenu__icon-arrow::before {
    display: none;
}



